CN108977213A - Novel straw carbonization device - Google Patents
Novel straw carbonization device Download PDFInfo
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- CN108977213A CN108977213A CN201810752138.5A CN201810752138A CN108977213A CN 108977213 A CN108977213 A CN 108977213A CN 201810752138 A CN201810752138 A CN 201810752138A CN 108977213 A CN108977213 A CN 108977213A
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- Prior art keywords
- retort
- combustion chamber
- combustion
- square
- stalk
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
- C10B53/02—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form of cellulose-containing material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P3/00—Vehicles adapted to transport, to carry or to comprise special loads or objects
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B1/00—Retorts
- C10B1/02—Stationary retorts
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B1/00—Retorts
- C10B1/02—Stationary retorts
- C10B1/04—Vertical retorts
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B49/00—Destructive distillation of solid carbonaceous materials by direct heating with heat-carrying agents including the partial combustion of the solid material to be treated
- C10B49/02—Destructive distillation of solid carbonaceous materials by direct heating with heat-carrying agents including the partial combustion of the solid material to be treated with hot gases or vapours, e.g. hot gases obtained by partial combustion of the charge
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
Abstract
The invention discloses a kind of novel straw carbonization devices, including carbonization system, combustion system and pressure fan；Carbonization system includes retort, the feed space at the top of retort for placing stalk square is arranged in and the discharger that charing furnace bottom is used to release the stalk square in retort retort is arranged in, feed gate is provided between feed space and retort, opening feed gate can will feed indoor stalk square and be delivered in retort；Combustion system includes combustion chamber and high-temperature blower, the burner being connected to fuel tank is provided at the top of combustion chamber, the air inlet of high-temperature blower and the lower part of combustion chamber connect, the air outlet of high-temperature blower is connected to retort to be sent into retort for the indoor high-temperature flue gas that will burn, and pressure fan is connected to the top of combustion chamber for being filled with air into combustion chamber.The beneficial effects of the present invention are: high-efficient to straw charring using the application, at low cost, charred effect is good, and the application also has structure simple, mobile flexible advantage.
Description
Technical field
The present invention relates to a kind of novel straw carbonization devices, belong to agricultural machinery equipment technical field.
Background technique
China's biomass straw resource very abundant, agricultural crop straw annual output account for about world's stalk year up to 7~800,000,000 tons
The 19% of yield, occupies the first in the world.However, China is all very backward low on the Land use systems of stalk resource and utilization efficiency
Effect, wherein 15% stalk, which is used to direct returning to farmland, makes fertilizer, 24% stalk is used as feed, and only 2.3% stalk is used as industry
Raw material, and the amount directly burnt or discarded has been more than 50%.In this case, stalk resource was written into using continuous 2 years
The government work report proposed " accelerating stalk resource utilization " by 2017 from 2016 " encouraging stalk resource utilization ", says
The importance and urgency of this work is illustrated.But that there are quantity is big, density is low, dispersion degree is high etc. for biomass straw itself
Feature, so certain technical treatment must be carried out to it, to improve the efficiency and benefit that stalk resource utilizes.
Biomass pyrolytic charing technology is one of the important channel that stalk resource utilizes, and product charcoal has good
Structure feature and physicochemical property, all there is very outstanding application value in fields such as agricultural, the energy, environmental protection, it is particularly possible to
Returning to the field uses, and plays carbon fixation and emission reduction, rehabilitating soil, the function of being sustained fertilizer efficiency, realizes that the benign of " taking from field, be used for field " follows
Ring.But, traditional biomass carbonated equipment, such as earth kiln, brickkiln, fixed bed retort, all because of straw transportation storage cost
It is excessively high and be restricted, and carbonize that the period is long, and half-cooked phenomenon is than more serious；The movable carbonization to grow up on this basis
That there are still continuous productions is poor for the equipment prior art, depends on that external heat source, by-product utilized are improper, there are secondary pollutions etc. unduly
Problem, the serious biomass pyrolytic charing technology that restricts is in the widespread development in rural area.
Summary of the invention
The object of the present invention is to provide a kind of novel straw carbonization devices, solve existing technology straw charring continuous production
The technological deficiency of difference.
To solve the above problems, the technical solution used in the present invention is: a kind of novel straw carbonization device, including charing
System, combustion system and pressure fan；The carbonization system includes retort, is arranged at the top of retort for placing stalk side
The feed space of block and be arranged in charing furnace bottom be used for by retort stalk square release retort discharger, it is described
Feed gate is provided between feed space and retort, opening feed gate can will feed indoor stalk square and be delivered to charing
In furnace；The combustion system includes combustion chamber and high-temperature blower, is provided at the top of the combustion chamber and is connected to fuel tank
Burner, the air inlet of the high-temperature blower and the lower part of combustion chamber connect, the air outlet of the high-temperature blower and charing
Furnace connection is sent into retort for the indoor high-temperature flue gas that will burn, and the pressure fan is connected to the top of combustion chamber and is used for
Air is filled with into combustion chamber.Feed space is arranged in the application at the top of retort, sustainable that stalk square is added into the application,
Discharger is set in the bottom of retort, the straw charcoal for completing charing process is sustainably released into retort, realizes the application
The purpose that charing process is persistently carried out to stalk, compared to existing technology, the application improves the efficiency of straw charring.
It as a further improvement of the present invention, further include pre-heating system, the pre-heating system includes heat exchanger, described
The air outlet of high-temperature blower is respectively communicated with retort and heat exchange by charing heat transfer flue and preheated-combustion-supporting wind and smoke feed channel
Device, the pressure fan are connected to heat exchanger, and the heat exchanger is connected to combustion chamber by combustion-supporting air piping.The application setting is pre-
Hot systems, can be in air into being preheated before section's combustion system to air, convenient for the burning in combustion system, preceding and the application
Pre-heating system provide energy by combustion system, without additional increase energy source, not excessive increase the application is many and diverse
Degree.
As a further improvement of the present invention, the heat exchanger includes shell, is provided with upper spacer in the shell
And lower clapboard, the upper spacer and lower clapboard are connected by more heat conducting pipes, and the top and bottom of heat conducting pipe respectively with it is upper
It is communicated above partition and below lower clapboard, the preheated-combustion-supporting wind and smoke feed channel is communicated with the top of shell, and described send
Blower is communicated with shell and pressure fan position connected to the housing is between upper spacer and lower clapboard.By combustion chamber in the application
Into the intracorporal high-temperature flue gas of shell by flowing in shell from lower above, and cold air energy in shell and in shell is handed over
It changes, realizes and increase temperature into air cold in shell.
As a further improvement of the present invention, multiple branch communicated therewith are provided on charing heat transfer flue
Pipe, the branch pipe are communicated with retort.Multiple branch pipes are passed through high-temperature flue gas into retort to the application logically, so that retort
Interior air is uniform, it is ensured that the charing of stalk more evenly, avoids half-cooked phenomenon.
It as a further improvement of the present invention, further include smoke evacuation system, the smoke evacuation system includes chimney, the cigarette
Chimney is connected to by smoke discharging pipe with heat exchanger, and shut-off valve is arranged on the smoke discharging pipe.Smoke evacuation system is arranged in the application, convenient
The particle that the low-temperature flue gas of pre-heating system outlet and burning generate is discharged, the chimney in the application is towering, avoids discharge
Burning particles and dust pollute the outer surface of the application.
As a further improvement of the present invention, the top of the retort passes through gas pipeline and combustion chamber.
Combustion chamber in the application is connected to retort, and straw charring decomposes the combustible gas generated and tar vapor carrying portion in retort
Divide charcoal particle to enter in combustion chamber, and full combustion in the combustion chamber, can stop saving combustion to burner fuel feeding from fuel tank at this time
Oil.
As a further improvement of the present invention, the discharger includes rotation axis and driving motor, the driving electricity
Machine is arranged outside retort, and the lower part of retort is provided with the outlet of straw charcoal square, and the rotation axis is rotatably arranged on retort
Interior, one end of rotation axis is stretched out outside retort and the output axis connection of driving motor, and the other end of rotation axis stretches out straw charcoal side
In block outlet, helical blade is provided in the rotation axis.Driving motor driving in the application；Rotation axis rotation, rotation
Helical blade on axis releases the straw charcoal after charing from the bottom of retort.
It as a further improvement of the present invention, further include discharge chamber, the discharge chamber and straw charcoal square outlet,
The rotation axis is extend into discharge chamber far from one end of driving motor, and discharge chamber is provided with discharging far from the side of driving motor
Mouthful.Discharge chamber is arranged in the application, avoids air from contacting in cooling procedure, guarantees higher charcoal quality out.
As a further improvement of the present invention, the top in the retort is provided with is pyrolyzed for measuring in retort
Carbonize the first thermocouple of operating condition.The application detects the temperature in retort, to control charing by the first thermocouple of setting
Temperature in furnace is in the best range of charing operating condition of stalk.
It as a further improvement of the present invention, further include mobile device, the carbonization system, combustion system and air-supply
Machine is respectively provided on the mobile apparatus.The application is located in mobile device, can directly use in farmland, nothing and transport stalk, keep away
Exempt from the cost that the transport of stalk generates, to reduce the cost of straw charring, good economy performance on the whole.
In conclusion the beneficial effects of the present invention are:, charing efficiency good using continuity of the application to straw charring
Height, use cost is low, and charred effect is good, and the application also has the advantages that structure is simple, movement is flexible, easy to use.
Detailed description of the invention
Fig. 1 is main view of the invention.
Fig. 2 is top view of the invention.
Wherein: 1, feed space；2, feed gate；3, the first thermocouple；4, retort；5, discharger；6, discharge chamber；7, it examines
Repair hole；8, burner；9, combustion chamber；10, the second manhole；11, scum pipe；12, high-temperature blower；13, pressure fan；14, end
Valve；15, heat exchanger；16, chimney；17, fuel tank；18, mobile device；19, gas pipeline；20, high-temperature flue gas pipeline；21, it helps
Fire air piping；22, air pipeline；23, smoke discharging pipe；24, preheated-combustion-supporting wind and smoke feed channel；25, charing heat transfer flue.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, right with reference to the accompanying drawings and embodiments
The present invention is described in further detail.
Embodiment one:
Novel straw carbonization device as described in Fig. 1-Fig. 2, including carbonization system, combustion system, pressure fan 13 and mobile device
18。
The carbonization system includes the retort 4 being arranged in mobile device 18, is arranged at the top of retort 4 for putting
It sets the feed space 1 of stalk square and 4 bottom of retort is set for the stalk square in retort 4 to be released retort 4
Discharger 5, is provided with feed gate 2 between the feed space 1 and retort 4, opening feed gate 2 can will be in feed space 1
Stalk square be delivered in retort 4.
Retort 4 in the application includes the furnace wall of four pieces of plates being vertically arranged, and the bottom of furnace wall is fixed on movement and sets
On standby 18, the end to end tower structure for forming this rectangle of cross section in four pieces of furnace walls, in four furnace walls
Inner surface is provided with the flame retardant coating that refractory concrete pours into, and insulating layer is provided between flame retardant coating and furnace wall, to reduce charcoal
Change the heat loss of furnace 4, the feed space includes the support plate being vertically arranged and a horizontally disposed top plate, four pieces of branch
Fagging it is end to end formed rectangle frame structure, the top plate be it is rectangular-shaped, four sides of the top plate respectively with four pieces
Along being fixedly connected, the bottom of the support plate connects and fixes at the top of four pieces of furnace walls respectively the top sides of support plate, this
Feed gate 2 described in application is the draw back plate that can be pushed and pulled in 4 top horizontal of retort, is provided with water on the top of retort 4
Smooth slot, the two sides of the draw back plate are located in horizontal concrete chute and can slide in horizontal concrete chute, by pushing and pulling feed gate
2, it can be achieved that retort 4 is connected to feed space 1 or separates the two, when pulling feed gate 2 makes retort 4 and feed space 1
When communicating, the stalk square in feed space 1 can be fallen in retort 4, feed gate 2 inwardly be pushed, retort 4 and charging
Room 1 is spaced, and stalk square can be put into feed space 1, and feed gate 2 can play the role of supporting stalk square, the application
It is provided with feed inlet in a support plate wherein, can be put into feed space 1 from feed inlet by stalk square, it is uninterrupted to realize
Ground input and output material guarantees the continuity of production.The cross section of retort 4 and feed space 1 is rectangle in the application, agrees with rural area straw
The packing manner of stalk square.
As shown in Figure 1, discharger 5 described herein includes rotation axis and the driving being mounted in mobile device 18 electricity
Machine, the driving motor are arranged in the mobile device 18 of 4 exterior portion of retort, and the lower part of retort 4 is provided with straw charcoal
Square outlet, the rotation axis are rotatably arranged in retort 4 by the bearing (not shown) being mounted on furnace wall, are turned
One end of moving axis, which is stretched out outside retort 4, to be connect with the output shaft of driving motor by shaft coupling, and the other end of rotation axis stretches out straw
In the outlet of stalk charcoal square, helical blade, driving motor work, driving rotation axis rotation, rotation are provided in the rotation axis
Helical blade on axis releases the stalk after charing.The application is provided with the first maintenance on the furnace wall of driving motor side
Hole 7, and the first maintenance door of rotation setting at manhole 7, it is convenient to being repaired inside retort 4, it is overhauled in the application
The installation of door is the prior art, and the application is not described in detail.
As shown in Figure 1, combustion system described herein includes removably installing (such as bolt by the first support frame
Installation etc.) combustion chamber 9 in mobile device 18 and high-temperature blower 12, the combustion chamber 9 be hollow shell structure, burning
The top of room 9 is provided with the burner 8 being connected to fuel tank 17, and the burner 8 protrudes into combustion chamber 9, the high temperature wind
The air inlet of machine 12 is connected to the lower part of combustion chamber 9, and the air outlet of the high-temperature blower 12 is connected to for that will fire with retort 4
Burn room 9 in high-temperature flue gas be sent into retort 4 in, the pressure fan 13 be also connected to the burner 8 on combustion chamber 9 for
Burner 8 provides air, and diesel oil, the diesel oil and air are held in the fuel tank 17 in the application from burner 8 to combustion chamber
Interior ejection mixing makes diesel oil burn in combustion chamber 8 generation high-temperature flue gas, and the application is provided with the second manhole 10 on combustion chamber 9
And it is equipped with the second maintenance door that can be opened and closed, its inside is repaired with facilitating into combustion chamber 9.The application is being burnt
Multiple second thermocouples are provided in room 9, the second thermocouple is used to detect the temperature in combustion chamber 9, and the control of its temperature is existed
Between 600~800 DEG C.The inner wall of combustion chamber 9 is cast with flame retardant coating and insulating layer in the application, flame retardant coating and insulating layer with
The flame retardant coating of retort is identical with insulating layer, and is the prior art, and the application is not described in detail.
The high-temperature flue gas generated in combustion chamber 9 in the present embodiment enters in retort 4 to be connect with the stalk square in retort 4
Touching is decomposed after stalk is heated, and the stalk after decomposition is directly spread in Xiang Jiatian after being released by discharger 5, with reach carbon fixation and emission reduction,
Rehabilitating soil, the effect for being sustained fertilizer efficiency, extra straw charcoal can be used as straw charcoal product to collect economic benefit.
Embodiment two:
The present embodiment is the improvement done on the basis of example 1, and compared with embodiment one, the present embodiment is additionally provided with preheating
System, the pre-heating system are removably arranged on the mobile apparatus, and pre-heating system described herein includes by the
Two brackets removably install the heat exchanger 15 (as installed using bolt) in mobile device 18, the high-temperature blower 12
Air inlet is connected to by high-temperature flue gas pipeline 20 with the lower part of combustion chamber 9, and the air outlet of the high-temperature blower 12 passes through charing
Heat transfer flue 25 and preheated-combustion-supporting wind and smoke feed channel 24 are respectively communicated with retort 4 and heat exchanger 15, carbonize and pass in the application
Hot fume pipeline 25 and preheated-combustion-supporting wind and smoke feed channel 24 are connected to by threeway with the air outlet of high-temperature blower 12, the air-supply
Machine 13 is connected to by air pipeline 22 with heat exchanger 15, and the heat exchanger 15 is connected to combustion chamber 9 by combustion-supporting air piping 21.
Heat exchanger 15 described in the present embodiment includes shell, is provided with upper spacer and lower clapboard in the shell, institute
The upper spacer and lower clapboard stated divide housing 135 into three upper chamber, middle chamber and lower chambers parts separated, the upper spacer
Be fixedly connected with lower clapboard by the more preferable heat conducting pipes of heating conduction, and the top and bottom of heat conducting pipe respectively with upper spacer
The lower chambers of the lower section of the upper chamber and lower clapboard of top communicate, the top of the preheated-combustion-supporting wind and smoke feed channel 24 and shell
It communicates and (is communicated with upper chamber), the pressure fan 13 is communicated with shell and the position connected to the housing of pressure fan 13 is upper
It (is communicated with the middle chamber in the application) between partition and lower clapboard, by high-temperature blower extraction in combustion chamber 9 in the application
Some is entered in the upper chamber of heat exchanger 15 by preheated-combustion-supporting wind and smoke feed channel 24 high-temperature flue gas, and by heat conducting pipe into
Enter bottom chamber, face pressure fan 13 blasts air in the middle chamber of heat exchanger 15, and with pass through the high temperature cigarette in heat conducting pipe
Gas completes heat exchange, in the application the both ends of combustion-supporting air piping 21 respectively with the upper end and combustion chamber of the middle chamber of heat exchanger 15
The burner 8 at 9 tops is connected to, the bottom of the middle chamber of the one end of the air pipeline 22 far from pressure fan 13 and heat exchanger 15
It communicates, the air that such pressure fan 13 blasts conveys from bottom to top, and high-temperature flue gas conveys from top to bottom, the two heat-exchange time
Long, heat transfer effect more preferably, by heat exchange in the application, reaches 200 via the air themperature that heat exchanger 15 is sent in combustion chamber 9
℃。
The present embodiment is preferably provided with multiple branch pipes communicated therewith on the charing heat transfer flue 25, this
The quantity for applying for preferred branch pipe is three, the branch pipe one end and 4 phase of retort far from charing heat transfer flue 25
Logical, the temperature in such retort 4 is uniform, is more conducive to the charing of stalk square.Remaining structure of the present embodiment and embodiment
One is identical, specifically refers to embodiment one, it will not go into details for the present embodiment.
Embodiment three:
As shown in Fig. 2, the present embodiment is the further improvement done on the basis of example 2, compared with embodiment two, this
Implementation is just also provided with smoke evacuation system on the mobile apparatus, and the smoke evacuation system includes chimney 16, the bottom of the chimney 16
Lower part is connected to (communicating with the lower chambers in the application) with the bottom of heat exchanger 15 by smoke discharging pipe 23, the smoke exhaust pipe
Shut-off valve 14 is set on road 23, and the application is used to adjust the exhaust smoke level of smoke discharging pipe 23 by closing shut-off valve 14, shut-off valve 14
With the high-temperature flue gas amount entered in retort 4, the summation of above-mentioned exhaust smoke level and high-temperature flue gas is certain, and shut-off valve 14 is opened big, row
The exhaust smoke level of smoke pipeline 23 increases, and high temperature circulation exhaust gas volumn is necessarily reduced, is used cooperatively with high-temperature blower, is pyrolyzed and starts in furnace
When, combustible gas gas and tar vapor yield are lower, and the high-temperature flue gas amount for generation of burning at this time is lower, and shut-off valve just needs to adjust at this time
It is small, exhaust smoke level is reduced, guarantees the high temperature circulation exhaust gas volumn for entering retort, when pyrolysis gradually stable, combustible gas and tar vapor
Yield gradually increases, and shut-off valve 14 needs slowly to open big by small, and otherwise high temperature circulation exhaust gas volumn is excessive, dilute in combustible gas can
Component is fired, high-temperature flue gas flow velocity is excessively high in retort is also unfavorable for charred effect, and the chimney 16 in the application can be directly welded at
In mobile device 18, connecting flange can also be set in the bottom of chimney 16, chimney is detachably arranged in by movement by bolt
In equipment 18.Remaining structure of the present embodiment is identical as embodiment two, specifically refers to embodiment two, and the present embodiment is not superfluous
It states.
Example IV:
The present embodiment is improvement on the basis of embodiment three, and the present embodiment three is compared, the present embodiment preferably by branch pipe with
The lower part of retort 4 communicates, and the top of the retort 4 is connected to by gas pipeline 19 with the top of combustion chamber 9, and
Valve is set on the pipeline of connection fuel tank 18 and 8, straw charring decomposes the combustible gas generated in retort 4 and tar vapor is taken
Band part straw charcoal particle enters in combustion chamber 9, and the full combustion in combustion chamber 9, can close valve at this time, stops from fuel tank
17 pairs of 8 fuel feeding of burner, energy saving, the bottom of the combustion chamber 9 in the application is provided with scum pipe 11, to facilitate combustion chamber 9
Waste residue after interior burning is discharged, and is provided with valve (not shown), remaining structure of the present embodiment on the scum pipe 11
It is identical as embodiment three.
Embodiment five:
The present embodiment ties up to the further improvement on its plinth of embodiment one or embodiment two or embodiment three or example IV, this
Embodiment is provided with discharge chamber 6, the discharge chamber 6 and straw charcoal square outlet, and the rotation axis is far from driving electricity
One end of machine is extend into discharge chamber 6, and discharge chamber 6 is provided with discharge port far from the side of driving motor.Discharger 5 in the application
Stalk is released out of retort 4 and enters in discharge chamber 4 and is taken out after cooled to room temperature in discharge chamber 4, in the application
Discharge chamber 6 is welded by the close plate of stainless steel plate is close, and the thermal conductivity of one side stainless steel is good, and stalk cooling velocity is fast, on the other hand
Since air content is lower in discharge chamber 4, the stalk after preventing charing influences carbonaceous out at high temperature with air haptoreaction
Amount.
Top in the retort 4 is provided with the first thermocouple for measuring pyrolysis charring operating condition in retort 4
3, detect the temperature in retort 4, to control the temperature in retort 4 between 400~600 DEG C, the charcoal of stalk at a temperature of this
Chemical industry condition is best, and the quantity of the first thermocouple 3 is two in the present embodiment, is separately positioned on the upper and lower part of retort 4.This
Remaining structure of embodiment is identical as the structure of embodiment one or embodiment two or embodiment three or example IV.
Embodiment six:
The present embodiment is the further improvement to embodiment five, and mobile device 18 described in the present embodiment is trailer, described
Carbonization system, combustion system and pressure fan 13 are removably mounted on trailer by bolt, fuel tank described herein
17 be the fuel tank of trailer, and the high-temperature blower 12 and pressure fan 13 in the application provide electric energy by the generator on trailer.This reality
It is identical as embodiment five to apply example remaining structure, with specific reference to embodiment five.
The present invention has the advantage that: 1, feed space, carbonization chamber agree with straw from village square packing manner, without other
Pretreatment measure, it is easy to operate, it can be achieved that " carbonizing on the spot, on the spot returning to the field " operational mode, saves the transport storage cost of stalk.
2, the compounding practice between feed gate and discharger 5 is, it can be achieved that uninterrupted input and output material guarantees production without flame-out blowing out
Continuity.3, the high-temperature flue gas that combustion chamber generates is divided into multichannel and enters in carbonization chamber, improves velocity field and temperature field in carbonization chamber
Uniformity, guarantee straw charring quality, avoid half-cooked phenomenon；In addition to the heat that high-temperature flue gas itself carries is straw charring confession
Hot outer, the oxygen in high-temperature flue gas is reacted with stalk also provides a part of heat for carbonization process, can be by adjusting high temperature
Flue gas intake realizes the control to carbonization process, improves charing quality.4, the combustible gas and tar vapor generated in carbonization chamber
Into combustion chambers burn, tar bring secondary pollution on the one hand can be directly solved the problems, such as；On the other hand the high temperature that burning generates
Flue gas a part provides heat for carbonization chamber, and a part enters heat exchanger preheated-combustion-supporting wind, improves the efficiency of combustion of combustion chamber, real
The comprehensive utilization of existing energy, improves the thermal efficiency of carbonization device.5, integral device mobility is strong, can be according to different places stalk at
The otherness of time is managed, flexibly calls, increases the utilization rate of equipment.
Not doing the part illustrated in above instructions is the prior art, or be can be realized by the prior art.
And heretofore described specific implementation case is only preferable case study on implementation of the invention, and it is not for the purpose of limiting the invention
Practical range.Equivalent changes and modifications made by i.e. all contents according to scope of the present invention patent, all should be used as of the invention
Technology scope.
Claims (10)
1. a kind of novel straw carbonization device, it is characterised in that: including carbonization system, combustion system and pressure fan (13)；It is described
Carbonization system include retort (4), setting at the top of the retort (4) for placing feed space (1) and the setting of stalk square
It is used to release the stalk square in retort (4) discharger (5) of retort (4), the charging in retort (4) bottom
It is provided between room (1) and retort (4) feed gate (2), opening feed gate (2) can be by the stalk side in feed space (1)
Block is delivered in retort (4)；The combustion system includes combustion chamber (9) and high-temperature blower (12), the combustion chamber (9)
Top be provided with the burner (8) being connected to fuel tank (17), the air inlet of the high-temperature blower (12) and combustion chamber (9)
Lower part connection, the air outlet of the high-temperature blower (12) are connected to for by the high-temperature flue gas in combustion chamber (9) with retort (4)
It is sent into retort (4), the pressure fan (13) is connected to for being filled with sky into combustion chamber (9) with the top of combustion chamber (9)
Gas.
2. novel straw square carbonization device according to claim 1, it is characterised in that: it further include pre-heating system, it is described
Pre-heating system include heat exchanger (15), the air outlet of the high-temperature blower (12) by charing heat transfer flue (25) and
Preheated-combustion-supporting wind and smoke feed channel (24) is respectively communicated with retort (4) and heat exchanger (15), the pressure fan (13) and heat exchanger
(15) it is connected to, the heat exchanger (15) is connected to combustion chamber (9) by combustion-supporting air piping (21).
3. the novel straw square carbonization device according to claim 2, it is characterised in that: heat exchanger (15) packet
Shell is included, upper spacer and lower clapboard are provided in the shell, the upper spacer and lower clapboard are connected by more heat conducting pipes,
And the top and bottom of heat conducting pipe are communicated with above upper spacer and below lower clapboard respectively, the preheated-combustion-supporting wind and smoke gas
Pipeline (24) is communicated with the top of shell, and the pressure fan (13) is communicated with shell and pressure fan (13) is connected to the housing
Position is between upper spacer and lower clapboard.
4. the novel straw square carbonization device according to claim 2, it is characterised in that: the charing heat transfer flue gas
Multiple branch pipes communicated therewith are provided on pipeline (25), the branch pipe is communicated with retort.
5. the novel straw square carbonization device according to claim 2, it is characterised in that: it further include smoke evacuation system, it is described
Smoke evacuation system include chimney (16), the chimney (16) is connected to by smoke discharging pipe (23) with heat exchanger (15), described
Shut-off valve (14) are set on smoke discharging pipe (23).
6. novel straw square carbonization device according to claim 5, it is characterised in that: the retort (4) it is upper
Portion is connected to by gas pipeline (19) with combustion chamber (9).
7. novel straw square carbonization device according to claim 1, it is characterised in that: the discharger (5) includes
Rotation axis and driving motor, the described driving motor setting retort (4) outside, the lower part of retort (4) is provided with straw charcoal side
Block outlet, the rotation axis are rotatably arranged in retort (4), and it is electric with driving outside that retort (4) are stretched out in one end of rotation axis
The output axis connection of machine, the other end of rotation axis stretch out in the outlet of straw charcoal square, are provided with helical-blade in the rotation axis
Piece.
8. novel straw square carbonization device according to claim 7, it is characterised in that: it further include discharge chamber (6), it is described
Discharge chamber (6) and straw charcoal square outlet, the rotation axis extend into discharge chamber (6) far from one end of driving motor
Interior, discharge chamber (6) is provided with discharge port far from the side of driving motor.
9. novel straw square carbonization device according to claim 1, it is characterised in that: in the retort (4)
Top is provided with the first thermocouple (3) for measuring the interior pyrolysis charring operating condition of retort (4).
10. novel straw square carbonization device according to any one of claims 1 to 9, it is characterised in that: further include movement
Equipment (18), the carbonization system, combustion system and pressure fan (13) are arranged on mobile device (18).
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| CN201810752138.5A CN108977213B (en) | 2018-07-10 | 2018-07-10 | Novel straw carbonization equipment |
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| CN201810752138.5A CN108977213B (en) | 2018-07-10 | 2018-07-10 | Novel straw carbonization equipment |
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| CN111876178A (en) * | 2020-07-28 | 2020-11-03 | 辽宁恒润农业有限公司 | Carbonization furnace for producing biomass carbon-based fertilizer |
| CN112080297A (en) * | 2020-10-08 | 2020-12-15 | 杨松 | Process system for preparing pyrolysis oil and carbon black from waste tires |
| WO2022057843A1 (en) * | 2020-09-21 | 2022-03-24 | 中国农业科学院农业环境与可持续发展研究所 | Mobile straw torrefaction and carbonization treatment in-situ returning method and device |
| CN115152407A (en) * | 2022-07-07 | 2022-10-11 | 中国农业科学院农业环境与可持续发展研究所 | Maize straw reaps and smashes still field removal all-in-one of carbomorphism |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117025242B (en) * | 2023-10-09 | 2024-01-02 | 江苏省环境工程技术有限公司 | Mobile straw carbonization returning device and method |
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| CN108977213B (en) | 2020-05-08 |
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